• Wikipedia categories named after shipping companies of the United States (19 C)

A

• AIDA Cruises (1 C, 2 P)

B

• BC Ferries (4 C, 6 P)

C

• Carnival Corporation & plc (11 C, 21 P)
• Celestyal Cruises (1 C, 1 P)
• CN Marine (9 P)
• Color Line (ferry operator) (1 C, 10 P)
• Compagnie Générale Transatlantique (3 C, 8 P)
• COSCO Shipping (1 C, 23 P, 1 F)
• Costa Cruises (1 C, 10 P)
• Cunard Line (3 C, 10 P, 1 F)

D

• David MacBrayne (1 C, 19 P)

G

• Gosport Ferry (11 P)

H

• Hamburg America Line (1 C, 10 P)

L

• London River Services (35 P)

M

• Marine Atlantic (15 P)
• Mediterranean Shipping Company (1 C, 5 P)
• MSC Cruises (1 C, 3 P)

N

• Norddeutscher Lloyd (1 C, 5 P)
• Nortraship (2 C, 1 P)

P

• P&O (3 C, 39 P, 1 F)
• P&O Cruises (2 C, 2 P)
• Compagnie du Ponant (1 C, 1 P)

S

• Stena Line (1 C, 6 P)

T

• Transeuropa Ferries (10 P)

V

• Virginia Company (8 P)
• Virtu Ferries (4 P)

W

• Wallenius Wilhelmsen Logistics (5 P)
• White Star Line (2 C, 7 P)